Home / 105,196,357.67-157,836,387.48-40,482,787.10

Finding the Fourth Proportional to 105,196,357.67, 157,836,387.48 and 40,482,787.10

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Solution

The fourth proportional to 105,196,357.67, 157,836,387.48 and 40,482,787.10 is: 60,740,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,196,357.67 : 157,836,387.48 = 40,482,787.10 : x
  2. Step 2: Convert to fraction form
    105,196,357.67/157,836,387.48 = 40,482,787.10/x
  3. Step 3: Cross multiply
    105,196,357.67x = 157,836,387.48 × 40,482,787.10
  4. Step 4: Simplify right side
    105,196,357.67x = 6,389,656,870,044,953
  5. Step 5: Solve for x
    x = 6,389,656,870,044,953/105,196,357.67
  6. Step 6: Final answer
    x = 60,740,286.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.